Home / 1,010,716.70-1,516,075.05-505,355.68

Finding the Fourth Proportional to 1,010,716.70, 1,516,075.05 and 505,355.68

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Solution

The fourth proportional to 1,010,716.70, 1,516,075.05 and 505,355.68 is: 758,033.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,716.70 : 1,516,075.05 = 505,355.68 : x
  2. Step 2: Convert to fraction form
    1,010,716.70/1,516,075.05 = 505,355.68/x
  3. Step 3: Cross multiply
    1,010,716.70x = 1,516,075.05 × 505,355.68
  4. Step 4: Simplify right side
    1,010,716.70x = 766,157,130,243.41
  5. Step 5: Solve for x
    x = 766,157,130,243.41/1,010,716.70
  6. Step 6: Final answer
    x = 758,033.51

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.